Giải phương trình sau :
cos x+ sinx =0...
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Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33
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What is the slope of the line? a. -5/2 b.2/5 c. 5/2 d.7/2
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Mathematics, 22.06.2019 05:30
The 7th grade has collected $200 for a field trip that would cost $600. the teachers decided to ask $50 from additional students to cover the cost. how mny students must pay to cover the cost ? a 16studentsb 80studentsc 160studentsd 8students show work
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